Home / 788,675.80-1,183,013.70-433,552.60

Finding the Fourth Proportional to 788,675.80, 1,183,013.70 and 433,552.60

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Solution

The fourth proportional to 788,675.80, 1,183,013.70 and 433,552.60 is: 650,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,675.80 : 1,183,013.70 = 433,552.60 : x
  2. Step 2: Convert to fraction form
    788,675.80/1,183,013.70 = 433,552.60/x
  3. Step 3: Cross multiply
    788,675.80x = 1,183,013.70 × 433,552.60
  4. Step 4: Simplify right side
    788,675.80x = 512,898,665,470.62
  5. Step 5: Solve for x
    x = 512,898,665,470.62/788,675.80
  6. Step 6: Final answer
    x = 650,328.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.